已知,点D,E分别在BC,AC上,DE‖AB,DF‖CA,EF‖BC,DF交AB于点G,∠A=60°,∠F=70°,求∠EDC度数图http://hi.baidu.com/%D0%C4%D6%AE%E8%AD%E8%B2/album/item/0963d0ed9994f30663d09f02.htmlAB⊥BC,DE⊥AC,CD⊥AB,∠1=∠2,求GF与AB的位置关
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![已知,点D,E分别在BC,AC上,DE‖AB,DF‖CA,EF‖BC,DF交AB于点G,∠A=60°,∠F=70°,求∠EDC度数图http://hi.baidu.com/%D0%C4%D6%AE%E8%AD%E8%B2/album/item/0963d0ed9994f30663d09f02.htmlAB⊥BC,DE⊥AC,CD⊥AB,∠1=∠2,求GF与AB的位置关](/uploads/image/z/13199276-20-6.jpg?t=%E5%B7%B2%E7%9F%A5%2C%E7%82%B9D%2CE%E5%88%86%E5%88%AB%E5%9C%A8BC%2CAC%E4%B8%8A%2CDE%E2%80%96AB%2CDF%E2%80%96CA%2CEF%E2%80%96BC%2CDF%E4%BA%A4AB%E4%BA%8E%E7%82%B9G%2C%E2%88%A0A%3D60%C2%B0%2C%E2%88%A0F%3D70%C2%B0%2C%E6%B1%82%E2%88%A0EDC%E5%BA%A6%E6%95%B0%E5%9B%BEhttp%3A%2F%2Fhi.baidu.com%2F%25D0%25C4%25D6%25AE%25E8%25AD%25E8%25B2%2Falbum%2Fitem%2F0963d0ed9994f30663d09f02.htmlAB%E2%8A%A5BC%2CDE%E2%8A%A5AC%2CCD%E2%8A%A5AB%2C%E2%88%A01%3D%E2%88%A02%2C%E6%B1%82GF%E4%B8%8EAB%E7%9A%84%E4%BD%8D%E7%BD%AE%E5%85%B3)
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